---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5982 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 8 On-line CPU(s) list: 0-7 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 14G 142G 9% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 755 24339 4 6997 30869 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:0e:87:5c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.101/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84780sec preferred_lft 84780sec inet6 fe80::f816:3eff:fe0e:875c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:24:c5:e0:5a:f9 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::cc24:c5ff:fee0:5af9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-5982) 07/06/26 _x86_64_ (8 CPU) 15:18:54 LINUX RESTART (8 CPU) 15:20:24 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:30:24 4.28 0.08 3.85 0.35 3.11 299.51 531.31 15:40:01 61.86 16.64 43.92 1.30 374.89 5004.99 2394.24 Average: 32.49 8.20 23.48 0.81 185.25 2604.85 1444.01 15:20:24 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:30:24 30016156 31764096 621236 1.89 62304 2023540 1528252 4.51 206748 2338380 12 15:40:01 26886544 30087148 2225832 6.77 135652 3314228 2958004 8.72 511616 5045972 60720 Average: 28451350 30925622 1423534 4.33 98978 2668884 2243128 6.61 359182 3692176 30366 15:20:24 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:30:24 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 15:30:24 ens3 4.19 2.26 86.68 0.60 0.00 0.00 0.00 0.00 15:30:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:01 lo 3.58 3.58 0.52 0.52 0.00 0.00 0.00 0.00 15:40:01 ens3 103.60 81.32 798.87 79.31 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.82 1.82 0.26 0.26 0.00 0.00 0.00 0.00 Average: ens3 52.89 40.99 435.60 39.16 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-5982) 07/06/26 _x86_64_ (8 CPU) 15:18:54 LINUX RESTART (8 CPU) 15:20:24 CPU %user %nice %system %iowait %steal %idle 15:30:24 all 0.17 0.00 0.07 0.04 0.01 99.71 15:30:24 0 0.08 0.00 0.05 0.24 0.01 99.63 15:30:24 1 0.16 0.00 0.08 0.02 0.01 99.72 15:30:24 2 0.12 0.00 0.06 0.01 0.01 99.80 15:30:24 3 0.42 0.00 0.05 0.02 0.01 99.50 15:30:24 4 0.16 0.00 0.06 0.01 0.02 99.76 15:30:24 5 0.07 0.00 0.05 0.02 0.01 99.85 15:30:24 6 0.09 0.00 0.03 0.01 0.01 99.87 15:30:24 7 0.27 0.00 0.19 0.01 0.00 99.52 15:40:01 all 17.18 0.04 0.69 0.19 0.04 81.86 15:40:01 0 16.89 0.00 0.82 0.51 0.04 81.73 15:40:01 1 17.58 0.03 0.81 0.13 0.05 81.40 15:40:01 2 17.48 0.00 0.68 0.05 0.05 81.74 15:40:01 3 19.91 0.04 0.82 0.15 0.05 79.04 15:40:01 4 16.95 0.00 0.80 0.40 0.05 81.81 15:40:01 5 16.48 0.00 0.45 0.01 0.04 83.03 15:40:01 6 17.91 0.27 0.61 0.20 0.04 80.97 15:40:01 7 14.27 0.00 0.51 0.04 0.04 85.14 Average: all 8.50 0.02 0.37 0.11 0.03 90.97 Average: 0 8.31 0.00 0.43 0.37 0.02 90.86 Average: 1 8.69 0.01 0.44 0.07 0.03 90.75 Average: 2 8.62 0.00 0.37 0.03 0.02 90.96 Average: 3 9.96 0.02 0.43 0.08 0.03 89.49 Average: 4 8.38 0.00 0.42 0.20 0.03 90.97 Average: 5 8.11 0.00 0.25 0.01 0.02 91.62 Average: 6 8.82 0.13 0.31 0.10 0.02 90.61 Average: 7 7.13 0.00 0.35 0.02 0.02 92.48